How To Fix CMMD004 - Hierarchy node & is already assigned to article hierarchy &

CMMD004 - Overview

• Message type: E = Error

• Message class: CMMD -

• Message number: 004

• Message text: Hierarchy node & is already assigned to article hierarchy &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMMD004 - Hierarchy node & is already assigned to article hierarchy & ?

  The SAP error message CMMD004 indicates that a hierarchy node is already assigned to an article hierarchy. This typically occurs when you attempt to assign a hierarchy node to an article hierarchy that it is already associated with. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Duplicate Assignment: The hierarchy node you are trying to assign is already linked to another article hierarchy.
  Data Integrity Rules: SAP enforces data integrity rules that prevent the same hierarchy node from being assigned to multiple hierarchies simultaneously.
  
  
  Solution:
  
  
  Check Existing Assignments:
  
  Use transaction codes like CMOD or SE11 to check the existing assignments of the hierarchy node. You can look for the hierarchy node in the relevant tables (e.g., T_MARA, T_MAST, etc.) to see where it is currently assigned.
  
  
  
  Remove Existing Assignment:
  
  If you need to assign the hierarchy node to a different article hierarchy, you may need to first remove it from the current hierarchy. This